CVE-2015-7764
HIGH7.5EPSS 0.34%Lemur uses static IV per key
Published: 5/13/2022Modified: 2/4/2026
Description
Lemur 0.1.4 does not use sufficient entropy in its IV when encrypting AES in CBC mode.
Affected packages (2)
- PyPI/lemurfrom 0, < 0.1.5
- PyPI/lemurfrom 0, < 0.2.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
References (7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2015-7764
- PATCHhttps://github.com/Netflix/lemur
- WEBhttps://github.com/kvesteri/sqlalchemy-utils/issues/166
- WEBhttps://github.com/Netflix/lemur/commit/394e18f76e5eb534d95160945ebc231ec3b4c794
- WEBhttps://github.com/Netflix/lemur/issues/117
- WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/lemur/PYSEC-2017-50.yaml
- WEBhttp://www.openwall.com/lists/oss-security/2015/10/20/3